Hurricane JOHN (Text)

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HURRICANE JOHN ADVISORY NUMBER 9
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL EP112006
800 AM PDT WED AUG 30 2006
...HURRICANE JOHN NOW A CATEGORY FOUR HURRICANE...NEW WATCHES AND
WARNINGS ISSUED...
AT 8 AM PDT...1500 UTC...THE GOVERNMENT OF MEXICO HAS EXTENDED THE
HURRICANE WARNING NORTHWARD TO CABO CORRIENTES. A HURRICANE
WARNING IS NOW IN EFFECT FROM LAZARO CARDENAS WESTWARD TO CABO
CORRIENTES.
AT 8 AM PDT...THE GOVERNMENT OF MEXICO HAS ISSUED A HURRICANE WATCH
FOR THE ISLAS MARIAS.
AT 8 AM PDT...THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM
WATCH FROM CABO CORRIENTES TO EL ROBLITO.
AT 8 AM PDT...THE GOVERNMENT OF MEXICO HAS DISCONTINUED THE TROPICAL
WARNING EAST OF ACAPULCO. A TROPICAL STORM WARNING IS NOW IN
EFFECT FROM ACAPULCO TO LAZARO CARDENAS.
A HURRICANE WATCH REMAINS IN EFFECT FROM TECPAN DE GALEANA TO LAZARO
CARDENAS.
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS. PREPARATIONS TO
PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION.
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED WITHIN THE WARNING AREA WITHIN THE NEXT 24 HOURS.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
AT 800 AM PDT...1500Z...THE CENTER OF HURRICANE JOHN WAS LOCATED
NEAR LATITUDE 16.6 NORTH...LONGITUDE 102.3 WEST OR ABOUT 160 MILES
...260 KM...WEST OF ACAPULCO MEXICO AND ABOUT 95 MILES...155 KM...
SOUTH OF LAZARO CARDENAS MEXICO.
JOHN IS MOVING TOWARD THE NORTHWEST NEAR 12 MPH...19 KM/HR...AND
THIS MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS.
MAXIMUM SUSTAINED WINDS ARE NEAR 135 MPH...215 KM/HR...WITH HIGHER
GUSTS. JOHN IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT 24
HOURS. WHILE THE CENTER OF JOHN IS FORECAST TO REMAIN JUST
OFFSHORE...HURRICANE FORCE WINDS ARE STILL EXPECTED TO REACH THE
COAST WITHIN THE WARNING AREA.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 50 MILES...85 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140
MILES...220 KM.
ESTIMATED MINIMUM CENTRAL PRESSURE...BASED ON RECENT RECONNAISSANCE
DATA...IS 948 MB...27.99 INCHES.
RAINFALL AMOUNTS OF 4 TO 8 INCHES...WITH ISOLATED TOTALS UP TO
12 INCHES...ARE POSSIBLE ALONG THE SOUTHERN COAST OF MEXICO WITHIN
THE WARNING AREAS. THESE AMOUNTS COULD CAUSE LIFE-THREATENING
FLASH FLOODS AND MUD SLIDES OVER AREAS OF MOUNTAINOUS TERRAIN.
COASTAL STORM SURGE FLOODING OF UP TO 5 FEET ABOVE NORMAL TIDE
LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE
EXPECTED IN AREAS OF ONSHORE FLOW NEAR THE PATH OF THE CENTER OF THE
HURRICANE.
REPEATING THE 800 AM PDT POSITION...16.6 N...102.3 W. MOVEMENT
TOWARD...NORTHWEST NEAR 12 MPH. MAXIMUM SUSTAINED WINDS...135 MPH.
MINIMUM CENTRAL PRESSURE...948 MB.
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 1100 AM PDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 200
PM PDT.
$$
FORECASTER MAINELLI/FRANKLIN
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